CORROSION RESISTANCE OF HASTEllOY®AllOYS - Haynes ...
CORROSION RESISTANCE OF HASTEllOY®AllOYS - Haynes ...
CORROSION RESISTANCE OF HASTEllOY®AllOYS - Haynes ...
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Type<br />
316<br />
Concen- Temperature HASTELlOY~ alloy Staintration,<br />
less<br />
Corrosive Media percent deg. F deg. C 8/8-2 C/C-276 G/G-3 Steel Conditions<br />
Ethyl Chloride 25 75 24 S S - -<br />
50 75 24 S S - -<br />
70 75 24 S S - -<br />
100 75 24 S S - -<br />
Ethyl Cyanoacetate - ]],212 25-100 G E - - lab test, agitation<br />
Ethylene, Cracked - 160-170 71-77 E E - - contains some organic acids, CO2, HCI, H20. pH =5.0 approx., Alloy C=<br />
Gases<br />
0.127 mpy<br />
Ethylene Diamine 100 to B.P. to B.P. - B - -<br />
Hydrochloride<br />
Ethylene Diamine 8-8.5 250·365 121-185 S G - - in 50 percent ammonia solution. Alloy C=5.7 mpy<br />
Hydrochloride<br />
Ethylene Diamine 50-60 183 84 - E - - plus 30-40 percent anhydride 0-20 percent solids. Alloy C=nil mpy,<br />
Tetra-acetic Acid<br />
16,800-hr. test.<br />
Ethylene Dichloride - 100·220 38-104 E U - - plus water, pella oil, and occasional traces of HCI. Alloy C=72 mpy<br />
Ethylene Glycols 20 Ambient to Ambient to - E - - sodium hydroxide diethylene glycol 80% forming sodium diethylene<br />
320 160 glycolate. Addition of dimethylamine, organic chloride, forming amide:<br />
strongly alkaline<br />
Ethylene, Trichlor - 156 69 E E - - plus gaseous ammonia in distillation process. Alloy C=0.03 mpy<br />
Crude<br />
Exhaust Air - 170 77 - E - E saturated with water vapor containing chlorine (low concentration and in<br />
suspended droplets), sodium hydroxide, chromate and chromic wastes<br />
(low concentration) and chloride, extensive aeration<br />
Exha ust Gases - 50-355 10-180 - G - - entrained phosphoric acid, sulfuric acid vapor, sulfur trioxide, nitrous<br />
from evaporator<br />
acid, silicon tetrafluoride, water vapor; sprayed with water containing<br />
phosphoric acid 0.1 %, sulfuric acid 0.06%, combined fluoride 0.1 %, extensive<br />
aeration<br />
Exhoxylates - 94 35 G E - B 36 hrs., samples in circulator line. Sulfonation of ethoxylates with<br />
chlorosulfonic acid. HCI evolved.<br />
Fabric Softeners 80-85 160 71 - E - - secondary amines of tallow dissolved in isopropyl alcohol, methyl<br />
&Manufacture<br />
chloride added to MNTN press and 73% NaOH to keep neutral<br />
Fabric Softener - 130 54 - E E E quaternary salt of tallow in isopropyl alcohol with 1-2% HCI to make<br />
Rx Effluent<br />
slightly acid, 1%H20 and CI. Manufacture of fabric softener, agitationlightening<br />
mixer, total days 235.0<br />
Fatty Acids 90 220·240 104-116 - E - - plus 5 percent H2S04, 3 percent sebacic acid, small amounts of Na2S04,<br />
K2S0 4 and H2O<br />
Fatty Acids 100 to 275 to 135 E E* - - *Iiquid and vapor phases<br />
100 to 600 to 316 E E* - -<br />
Fatty Acids - 210 99 - E - - in distillation from tall oil<br />
Fatty Acids - 455·473 235-245 - E - - during fractionation. Alloy C=0.5 mpy<br />
Fatty Acids - Room to 220 Room to 104 - E - E vapor over fatty acid (sebacic), sulfuric acid, pH 2-6, extensive aeration<br />
Fatty Acids - 250·450 121-232 G E - - plus iodine and rosin vapors. Alloy C=0.5 mpy<br />
Fatty Acids, - 560-590 293-310 - E - - in Kraft pulp manufacture. Alloy C= 1.0 mpy in vapor phase, 0.1 mpy<br />
Tall Oil<br />
in liquid<br />
Ferric Chloride - 200 93 - U - - plating solution, 450 grams/liter FeCI 3 , enough HCI to keep pH =0.4<br />
Ferric Chloride - 216 102 - E - - plus ammonia and fatty acids. Alloy C